GaiaEHR:
- SiteSetup added check for PDO.
Merge branch 'master' of git://github.com/gaiaehr/gaiaehr
Merge branch 'master' of git://github.com/gaiaehr/gaiaehr
GaiaEHR:
- Fixing Laboratories dataProvider.
Merge branch 'master' of https://github.com/gaiaehr/gaiaehr
Merge branch 'master' of https://github.com/gaiaehr/gaiaehr
 GAIAEH-173 170.302.r Audit Log (core)

 Modified the model.
 Added a few word on he translation US file.
 Fixed duplicity on the US language array.
 GAIAEH-173 170.302.r Audit Log (core)
  Modified the view of the Event Log to conform to the certification rules.
New words on the US translation.
Merge branch 'master' of https://github.com/gaiaehr/gaiaehr
Some changes in the description of the function, NO code modified.
Created new function in MatchaHelper:
public static function AuditLog($eventText)
Added AuditLog function for the audit of the CRUD in Encounter.
Added AuditLog function for the audit of the CRUD in Patient.
Renamed Logs to AuditLog
Rename dataProvider Logs.php AuditLog.php
Modified the Sencha Model of AuditLog.
GAIAEH-173 170.302.r Audit Log (core) : Update
 - Fixed some filter problems with the old code (EncounterEventHistory Store)
 - Added a new function to easily add an audit log (MatchaHelper)
 - Created a new model for the audit_log table (Not using MatchaAudit)
 - Modified the views of the Patient/Encounter and Event Log
 - Renamed the dataProvider logs.php to AuditLog.php
 - Eliminated the EncounterEventHistory class from the config.php and _app.php sencha app loader.